3104 黄铜闸阀
技术参数
Specification
Screwed-In bonnet • Solid Wedge Disc
Non-Rising Stem • Integral Seat • Asbestos Free
Threaded to BS 21 (ISO7) / ASME B1.20.1
End Connection Flanged BS4504
Size Range: 15mm(1/2")~50mm(2")
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